The Erysipelotrichia are a class of bacteria of the phylum Bacillota. Species of this class are known to be common in the gut microbiome, as they have been isolated from swine manure[1] and increase in composition of the mouse gut microbiome for mice switched to diets high in fat.[2]
^Han, Il; Congeevaram, Shankar; Ki, Dong-Won; Oh, Byoung-Taek; Park, Joonhong (5 October 2010). "Bacterial community analysis of swine manure treated with autothermal thermophilic aerobic digestion". Applied Microbiology and Biotechnology. 89 (3): 835–842. doi:10.1007/s00253-010-2893-8. PMID20922382. S2CID41004718.
^Greiner, Thomas; Bäckhed, Fredrik (2011). "Effects of the gut microbiota on obesity and glucose homeostasis". Trends in Endocrinology & Metabolism. 22 (4): 117–123. doi:10.1016/j.tem.2011.01.002. PMID21353592. S2CID30862135.